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Nanodiamonds enable efficient hydrogen purification

Green Car Congress

Graphene oxide (GO), a water-soluble derivative of graphite, can be assembled to form a membrane that can be used for hydrogen purification. Hydrogen gas easily passes through these filters, while larger molecules get stuck. But we need to have the right membrane materials to make it work. —Dr Behnam Ghalei.

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Using Ozone-Generated Bubbles to Remove Oil Sheen and Contaminants from Water

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A University of Utah engineer has developed an inexpensive new method to remove oil sheen by repeatedly pressurizing and depressurizing ozone gas, creating microscopic bubbles that attack the oil so it can be removed by sand filters. Water from mining of oil sands and oil shale.

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12 Exciting Engineering Milestones to Look for in 2022

Cars That Think

The Great Electric Plane Race. Unlike the national air races of the 1920s, however, the Pulitzer Electric Aircraft Race, scheduled for 19 May, will include only electric-propulsion aircraft. Taiwan Semiconductor Manufacturing Co. Carbon-Neutral Cryptocurrency? a cryptocurrency for carbon removal.

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Perspective: Despite Solyndra’s death, the future of solar energy is sunny

Green Car Congress

Solar’s competition is really fossil fuel, or in other words, the established way electricity is being generated. With subsidies long in place for nuclear, coal and gas in the US along with the cheap cost of production for coal and natural gas, solar is essentially competing with that $0.10/kWh We need a better paradigm.

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